
/**
**去除默认边距
*/
body,div,p,h1,h2,h3,h4,h5,h6,input,textarea,form,a,ul,li,dd,dt,dl{
    margin: 0px;
    padding: 0px;
    font-family: Arial, Helvetica, sans-serif;
}

ol,ul,li{
  list-style: none;
}

a{
    text-decoration: none;
    display: block;
    color: white;
}

img{
    border: none;
    display: block;
}

.clearfloat{
    zoom: 1;
}

.clearfloat::after{
    display: block;
    clear: both;
    content: "";
    visibility: hidden;
    height: 0;
}